ShenzhenYijiajie Electronic Co., Ltd.
                                                                                                           
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MH-Z19E Carbon Dioxide Gas Sensor 400-10000ppm Range with UART 3.3V Output for Air Purification Systems

Price Negotiable
Price: Negotiable
MOQ: 1
Delivery Time: 3 days
Brand: YJJ
Product Description
MH-Z19E Carbon Dioxide Gas Sensor

Professional-grade CO2 detection sensor designed for fresh air conditioning and air purification systems, featuring advanced NDIR technology for precise carbon dioxide measurement.

Key Features
  • Non-dispersive infrared (NDIR) detection principle for accurate CO2 measurement
  • Excellent selectivity with no oxygen dependence
  • Built-in temperature compensation for reliable performance
  • Dual output options: serial port (UART) and PWM output
  • Long operational lifespan with robust construction
  • Available in pin and terminal connection variants
Technical Specifications
Parameter Specification
Measurement Range 400-10000 ppm (configurable)
Output Signal Serial Port (UART) TTL Level 3.3V
Preheating Time 1 minute
Response Time T90
Product Images
MH-Z19E Carbon Dioxide Gas Sensor front view and technical details MH-Z19E Carbon Dioxide Gas Sensor side view and installation diagram
Applications

Ideal for integration into fresh air conditioning systems, air purification equipment, HVAC controls, indoor air quality monitoring, and smart building automation systems requiring precise CO2 level detection.

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company ShenzhenYijiajie Electronic Co., Ltd.
Location Room 3306AB 33rd Floor, SEG Plaza,Huaqiang North Road, Futian District, Shenzhen Guangdong Province 518028
Contact Person Xu

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